leading wide receiver michael crabtree arrived late. the convoy had to stop to let him on. after he finally got on the bus, the convoy then continued on to the airport. >> taking the bus! good thing he's a good runner. >>> sunday's big game in atlanta, with more on how the city is preparing for a big win. >> >> reporter: alan, it's been a while since the 49ers made it to the super bowl. still have a big hurdle, the championship game. that comes up sunday, but you can really kind of feel it out here. we're in north beach right now. somebody just came up to me and said if they win, the town will explode. that's kind of exactly what the san francisco police department does not want to see happen. they don't want a repeat of what happened after the giants won the world series and there were shots of people smashing muni buses and causing trouble. they don't want to see that. sfpd tells us they will have all officers on deck. nobody will be allowed to take a vacation day that day, even to watch the game. they will be here, expected to be on duty, as well as other officers in res